Home / 762,264.47-1,051,898.51-422,764.31

Finding the Fourth Proportional to 762,264.47, 1,051,898.51 and 422,764.31

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Solution

The fourth proportional to 762,264.47, 1,051,898.51 and 422,764.31 is: 583,400.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,264.47 : 1,051,898.51 = 422,764.31 : x
  2. Step 2: Convert to fraction form
    762,264.47/1,051,898.51 = 422,764.31/x
  3. Step 3: Cross multiply
    762,264.47x = 1,051,898.51 × 422,764.31
  4. Step 4: Simplify right side
    762,264.47x = 444,705,151,456.84
  5. Step 5: Solve for x
    x = 444,705,151,456.84/762,264.47
  6. Step 6: Final answer
    x = 583,400.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.